Free online sleep quality assessment tool based on the Pittsburgh Sleep Quality Index (PSQI). Evaluate your sleep across 7 dimensions — sleep latency, duration, disturbances, and more. Get a 0-21 composite score. 100% client-side. | No registration · Data never leaves your device
Zero Dependency·Works OfflineAnswer the following questions based on your sleep over the past month (based on PSQI).
FAQ
What is the PSQI sleep quality index?
The Pittsburgh Sleep Quality Index (PSQI) is a globally recognized sleep assessment using 7 dimensions. Total score 0-21; ≤5 is good, >5 suggests improvement needed.
How to improve sleep quality?
Maintain regular schedule, avoid screens 1h before bed, keep bedroom cool and dark, avoid caffeine/alcohol, exercise moderately. Consult a doctor for chronic insomnia.
How much sleep do adults need?
Most adults need 7-9 hours. Individual variation is large — the key is waking up refreshed. Consistently <6h or >10h may increase health risks.
How to Use Sleep Quality Assessor
- Answer Questions
Answer 7 dimension questions based on your sleep over the past month. - View Score
The system calculates your PSQI total score and sleep quality assessment.